Lockheed Martin Corporation · Electronic Components
202-428
Switch, Thermostatic
Part Number202-428
ManufacturerLockheed Martin Corporation
AvailabilityAvailable to order — request a quote
Specifications
NSN5930-00-823-6123 (NSN)
Federal Item NameSWITCH,THERMOSTATIC
Federal Supply Class5930 — Switches
Nonpile Up Contact Arrangement1 POLE, SINGLE THROW, NORMALLY OPEN, MOMENTARY ACTION
Mounting Facility PatternTWO POSITION IN-LINE
Contact Stimulus Rating206.00 ACTUATION POINT MINIMUM DEGREES FAHRENHEIT AND 214.00 ACTUATION POINT MAXIMUM DEGREES FAHRENHEIT AND 4.00 DIFFERE
Style DesignatorDISC W/FLANGE
Terminal TypeTAB, SOLDER LUG
Precious MaterialGOLD
Distance Between Mounting Facility0.808 INCHES MINIMUM AND 0.816 INCHES MAXIMUM
Contact Action StimulusINCREASE
Overall Height0.604 INCHES MINIMUM AND 0.657 INCHES MAXIMUM
Body Height0.325 INCHES MINIMUM AND 0.362 INCHES MAXIMUM
Contact Load Current Rating0.5 AMPERES RESISTIVE LOAD SINGLE VOLTAGE
RH Electronics, Inc. — independent stocking distributor since 1982.
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Every shipment inspected on receipt · ISO 9001:2015 · ANSI/ESD S20.20 · ERAI member since 1998 · GIDEP participant
Frequently asked
Is 202-428 available?
We can source 202-428 even if it isn't in our active stock list. As an independent distributor we reach inventory outside the franchise channel — including hard-to-find and obsolete parts. Send us a quote request.
Is 202-428 by Lockheed Martin Corporation obsolete or end-of-life?
We specialize in obsolete, end-of-life, and discontinued components. If 202-428 has been discontinued, we can often source remaining stock or qualified alternates. Contact us with your quantity and target date.
How does RH Electronics verify parts like 202-428?
Every incoming shipment is inspected under our ISO 9001:2015 quality system — documentation, markings, and construction checked against known-good references. For deeper analysis, we direct work through accredited independent labs. We've been an ERAI member since 1998 and a GIDEP participant.
Can you find a cross-reference or alternate for 202-428?
Yes. Our team reads part numbers the way they were designed — decoding family, speed, temperature grade, package, and reliability level — to identify acceptable alternates when the exact part isn't available. Submit a quote request and we'll advise.